From 771154742c6445eae22d0cc4593f03fd6aba0254 Mon Sep 17 00:00:00 2001
From: patrick96 <p.ziegler96@gmail.com>
Date: Tue, 22 Dec 2020 01:59:26 +0100
Subject: [PATCH] cmake: Use CMAKE_CXX_COMPILER_LAUNCHER for ccache

---
 CMakeLists.txt | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8d1395ec..e0275771 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,13 +2,13 @@
 # Build configuration
 #
 cmake_minimum_required(VERSION 3.5.0 FATAL_ERROR)
+project(polybar CXX)
 
-# Enable ccache by default and as early as possible because project() performs
-# checks on the compiler
 option(ENABLE_CCACHE "Enable ccache support" ON)
 if(ENABLE_CCACHE)
   message(STATUS "Trying to enable ccache")
   find_program(BIN_CCACHE ccache)
+  mark_as_advanced(BIN_CCACHE)
 
   string(ASCII 27 esc)
   if(NOT BIN_CCACHE)
@@ -16,12 +16,10 @@ if(ENABLE_CCACHE)
   else()
     # Enable only if the binary is found
     message(STATUS "${esc}[32mUsing compiler cache ${BIN_CCACHE}${esc}[0m")
-    set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ${BIN_CCACHE})
+    set(CMAKE_CXX_COMPILER_LAUNCHER ${BIN_CCACHE} CACHE STRING "")
   endif()
 endif()
 
-project(polybar CXX)
-
 # Extract version information from version.txt. The first line that looks like
 # a version string is used, so the file supports comments
 file(STRINGS version.txt version_txt REGEX "^[0-9]+\\.[0-9]+\\.[0-9]+.*$" LIMIT_COUNT 1)